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farmhash64_c.txt
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farmhash64_c.txt
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-------------------------------------------------------------------------------
--- Testing farmhash64_c "farmhash64_with_seed (C99)" GOOD
[[[ Sanity Tests ]]]
Verification value 0xEBC4A679 ....... PASS
Running sanity check 1 .......... PASS
Running AppendedZeroesTest .......... PASS
[[[ Speed Tests ]]]
WARNING: timer resolution is 108 (0x6c) ticks (0x1336dfacbf82c - 0x1336dfacbf7c0). Broken VDSO?
Bulk speed test - 262144-byte keys
Alignment 7 - 4.493 bytes/cycle - 12854.04 MiB/sec @ 3 ghz
Alignment 6 - 4.505 bytes/cycle - 12888.09 MiB/sec @ 3 ghz
Alignment 5 - 4.504 bytes/cycle - 12885.54 MiB/sec @ 3 ghz
Alignment 4 - 4.507 bytes/cycle - 12894.00 MiB/sec @ 3 ghz
Alignment 3 - 4.505 bytes/cycle - 12888.77 MiB/sec @ 3 ghz
Alignment 2 - 4.504 bytes/cycle - 12885.18 MiB/sec @ 3 ghz
Alignment 1 - 4.504 bytes/cycle - 12886.28 MiB/sec @ 3 ghz
Alignment 0 - 4.622 bytes/cycle - 13223.92 MiB/sec @ 3 ghz
Average - 4.518 bytes/cycle - 12925.73 MiB/sec @ 3 ghz
Small key speed test - 1-byte keys - 39.00 cycles/hash
Small key speed test - 2-byte keys - 39.00 cycles/hash
Small key speed test - 3-byte keys - 39.00 cycles/hash
Small key speed test - 4-byte keys - 42.00 cycles/hash
Small key speed test - 5-byte keys - 42.00 cycles/hash
Small key speed test - 6-byte keys - 42.00 cycles/hash
Small key speed test - 7-byte keys - 42.00 cycles/hash
Small key speed test - 8-byte keys - 48.00 cycles/hash
Small key speed test - 9-byte keys - 48.00 cycles/hash
Small key speed test - 10-byte keys - 48.00 cycles/hash
Small key speed test - 11-byte keys - 48.00 cycles/hash
Small key speed test - 12-byte keys - 48.00 cycles/hash
Small key speed test - 13-byte keys - 48.00 cycles/hash
Small key speed test - 14-byte keys - 48.00 cycles/hash
Small key speed test - 15-byte keys - 48.00 cycles/hash
Small key speed test - 16-byte keys - 48.00 cycles/hash
Small key speed test - 17-byte keys - 48.57 cycles/hash
Small key speed test - 18-byte keys - 48.73 cycles/hash
Small key speed test - 19-byte keys - 48.62 cycles/hash
Small key speed test - 20-byte keys - 48.80 cycles/hash
Small key speed test - 21-byte keys - 48.69 cycles/hash
Small key speed test - 22-byte keys - 48.60 cycles/hash
Small key speed test - 23-byte keys - 48.62 cycles/hash
Small key speed test - 24-byte keys - 48.76 cycles/hash
Small key speed test - 25-byte keys - 48.69 cycles/hash
Small key speed test - 26-byte keys - 48.61 cycles/hash
Small key speed test - 27-byte keys - 48.63 cycles/hash
Small key speed test - 28-byte keys - 48.64 cycles/hash
Small key speed test - 29-byte keys - 48.85 cycles/hash
Small key speed test - 30-byte keys - 48.77 cycles/hash
Small key speed test - 31-byte keys - 48.76 cycles/hash
Small key speed test - 32-byte keys - 48.84 cycles/hash
Average 46.756 cycles/hash
Average, weighted by key length freq. 48.173 cycles/hash (using 93.0% of top-7m Tranco DNS names dataset)
Average, weighted by key length freq. 47.598 cycles/hash (using 27.1% of startup-1M UMASH trace dataset)
[[[ 'Hashmap' Speed Tests (when inlined) ]]]
std::unordered_map
Init std HashMapTest: 558.566 cycles/op (102401 inserts, 1% deletions)
Running std HashMapTest: 366.487 cycles/op (2.4 stdv)
greg7mdp/parallel-hashmap
Init fast HashMapTest: 465.515 cycles/op (102401 inserts, 1% deletions)
Running fast HashMapTest: 248.894 cycles/op (1.6 stdv) ....... PASS
[[[ Avalanche Tests ]]]
Testing 24-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.638667%
Testing 32-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.706667%
Testing 40-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.622000%
Testing 48-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.672000%
Testing 56-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.719333%
Testing 64-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.647333%
Testing 72-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.686667%
Testing 80-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.734667%
Testing 96-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.806667%
Testing 112-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.641333%
Testing 128-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.704000%
Testing 160-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.775333%
Testing 512-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.855333%
Testing 1024-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.889333%
[[[ Keyset 'Sparse' Tests ]]]
Keyset 'Sparse' - 16-bit keys with up to 9 bits set - 50643 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 0.3, actual 1 (3.35x) (1) !
Testing collisions (high 19-25 bits) - Worst is 19 bits: 2370/2368 (1.00x)
Testing collisions (low 32-bit) - Expected 0.3, actual 1 (3.35x) (1) !
Testing collisions (low 19-25 bits) - Worst is 25 bits: 39/38 (1.02x)
Testing distribution - Worst bias is the 13-bit window at bit 15 - 0.556%
Keyset 'Sparse' - 24-bit keys with up to 8 bits set - 1271626 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 188.2, actual 168 (0.89x)
Testing collisions (high 24-35 bits) - Worst is 27 bits: 6054/6004 (1.01x)
Testing collisions (low 32-bit) - Expected 188.2, actual 185 (0.98x) (-3)
Testing collisions (low 24-35 bits) - Worst is 34 bits: 57/47 (1.21x)
Testing distribution - Worst bias is the 17-bit window at bit 15 - 0.081%
Keyset 'Sparse' - 32-bit keys with up to 7 bits set - 4514873 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 2372.2, actual 2331 (0.98x) (-41)
Testing collisions (high 25-38 bits) - Worst is 26 bits: 148560/148523 (1.00x)
Testing collisions (low 32-bit) - Expected 2372.2, actual 2352 (0.99x) (-20)
Testing collisions (low 25-38 bits) - Worst is 31 bits: 4811/4742 (1.01x)
Testing distribution - Worst bias is the 19-bit window at bit 16 - 0.044%
Keyset 'Sparse' - 40-bit keys with up to 6 bits set - 4598479 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 2460.8, actual 2515 (1.02x) (55)
Testing collisions (high 25-38 bits) - Worst is 38 bits: 42/38 (1.09x)
Testing collisions (low 32-bit) - Expected 2460.8, actual 2382 (0.97x)
Testing collisions (low 25-38 bits) - Worst is 25 bits: 300551/301185 (1.00x)
Testing distribution - Worst bias is the 19-bit window at bit 53 - 0.050%
Keyset 'Sparse' - 48-bit keys with up to 6 bits set - 14196869 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 23437.8, actual 23624 (1.01x) (187)
Testing collisions (high 27-42 bits) - Worst is 42 bits: 25/22 (1.09x)
Testing collisions (low 32-bit) - Expected 23437.8, actual 23215 (0.99x) (-222)
Testing collisions (low 27-42 bits) - Worst is 38 bits: 386/366 (1.05x)
Testing distribution - Worst bias is the 20-bit window at bit 19 - 0.031%
Keyset 'Sparse' - 56-bit keys with up to 5 bits set - 4216423 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 2069.0, actual 2032 (0.98x) (-36)
Testing collisions (high 25-38 bits) - Worst is 35 bits: 268/258 (1.04x)
Testing collisions (low 32-bit) - Expected 2069.0, actual 2148 (1.04x) (80)
Testing collisions (low 25-38 bits) - Worst is 36 bits: 150/129 (1.16x)
Testing distribution - Worst bias is the 19-bit window at bit 41 - 0.075%
Keyset 'Sparse' - 64-bit keys with up to 5 bits set - 8303633 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8021.7, actual 8002 (1.00x) (-19)
Testing collisions (high 26-40 bits) - Worst is 38 bits: 138/125 (1.10x)
Testing collisions (low 32-bit) - Expected 8021.7, actual 8109 (1.01x) (88)
Testing collisions (low 26-40 bits) - Worst is 39 bits: 68/62 (1.08x)
Testing distribution - Worst bias is the 20-bit window at bit 37 - 0.025%
Keyset 'Sparse' - 72-bit keys with up to 5 bits set - 15082603 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 26451.8, actual 26381 (1.00x) (-70)
Testing collisions (high 27-42 bits) - Worst is 37 bits: 849/827 (1.03x)
Testing collisions (low 32-bit) - Expected 26451.8, actual 26577 (1.00x) (126)
Testing collisions (low 27-42 bits) - Worst is 41 bits: 57/51 (1.10x)
Testing distribution - Worst bias is the 20-bit window at bit 9 - 0.018%
Keyset 'Sparse' - 96-bit keys with up to 4 bits set - 3469497 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 1401.0, actual 1403 (1.00x) (3)
Testing collisions (high 25-38 bits) - Worst is 38 bits: 26/21 (1.19x)
Testing collisions (low 32-bit) - Expected 1401.0, actual 1440 (1.03x) (40)
Testing collisions (low 25-38 bits) - Worst is 38 bits: 28/21 (1.28x)
Testing distribution - Worst bias is the 19-bit window at bit 6 - 0.042%
Keyset 'Sparse' - 160-bit keys with up to 4 bits set - 26977161 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 84546.1, actual 83849 (0.99x) (-697)
Testing collisions (high 28-44 bits) - Worst is 43 bits: 42/41 (1.02x)
Testing collisions (low 32-bit) - Expected 84546.1, actual 84596 (1.00x) (50)
Testing collisions (low 28-44 bits) - Worst is 44 bits: 24/20 (1.16x)
Testing distribution - Worst bias is the 20-bit window at bit 10 - 0.010%
Keyset 'Sparse' - 256-bit keys with up to 3 bits set - 2796417 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 910.2, actual 920 (1.01x) (10)
Testing collisions (high 25-37 bits) - Worst is 35 bits: 121/113 (1.06x)
Testing collisions (low 32-bit) - Expected 910.2, actual 941 (1.03x) (31)
Testing collisions (low 25-37 bits) - Worst is 36 bits: 63/56 (1.11x)
Testing distribution - Worst bias is the 19-bit window at bit 47 - 0.061%
Keyset 'Sparse' - 512-bit keys with up to 3 bits set - 22370049 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 58155.4, actual 58120 (1.00x) (-35)
Testing collisions (high 28-43 bits) - Worst is 41 bits: 131/113 (1.15x)
Testing collisions (low 32-bit) - Expected 58155.4, actual 57906 (1.00x) (-249)
Testing collisions (low 28-43 bits) - Worst is 43 bits: 32/28 (1.12x)
Testing distribution - Worst bias is the 19-bit window at bit 23 - 0.007%
Keyset 'Sparse' - 1024-bit keys with up to 2 bits set - 524801 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 32.1, actual 30 (0.94x)
Testing collisions (high 22-32 bits) - Worst is 28 bits: 526/512 (1.03x)
Testing collisions (low 32-bit) - Expected 32.1, actual 36 (1.12x) (4)
Testing collisions (low 22-32 bits) - Worst is 32 bits: 36/32 (1.12x)
Testing distribution - Worst bias is the 16-bit window at bit 21 - 0.186%
Keyset 'Sparse' - 2048-bit keys with up to 2 bits set - 2098177 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 512.4, actual 543 (1.06x) (31)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 39/32 (1.22x)
Testing collisions (low 32-bit) - Expected 512.4, actual 508 (0.99x) (-4)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 40/32 (1.25x)
Testing distribution - Worst bias is the 18-bit window at bit 22 - 0.117%
[[[ Keyset 'Permutation' Tests ]]]
Combination Lowbits Tests:
Keyset 'Combination' - up to 7 blocks from a set of 8 - 2396744 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 668.6, actual 669 (1.00x) (1)
Testing collisions (high 24-37 bits) - Worst is 37 bits: 25/20 (1.20x)
Testing collisions (low 32-bit) - Expected 668.6, actual 691 (1.03x) (23)
Testing collisions (low 24-37 bits) - Worst is 37 bits: 25/20 (1.20x)
Testing distribution - Worst bias is the 18-bit window at bit 23 - 0.054%
Combination Highbits Tests
Keyset 'Combination' - up to 7 blocks from a set of 8 - 2396744 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 668.6, actual 694 (1.04x) (26)
Testing collisions (high 24-37 bits) - Worst is 37 bits: 25/20 (1.20x)
Testing collisions (low 32-bit) - Expected 668.6, actual 672 (1.01x) (4)
Testing collisions (low 24-37 bits) - Worst is 35 bits: 92/83 (1.10x)
Testing distribution - Worst bias is the 18-bit window at bit 38 - 0.066%
Combination Hi-Lo Tests:
Keyset 'Combination' - up to 6 blocks from a set of 15 - 12204240 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 17322.9, actual 17041 (0.98x) (-281)
Testing collisions (high 27-41 bits) - Worst is 27 bits: 538025/538415 (1.00x)
Testing collisions (low 32-bit) - Expected 17322.9, actual 17353 (1.00x) (31)
Testing collisions (low 27-41 bits) - Worst is 37 bits: 565/541 (1.04x)
Testing distribution - Worst bias is the 20-bit window at bit 19 - 0.021%
Combination 0x8000000 Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8008 (0.98x)
Testing collisions (high 26-40 bits) - Worst is 40 bits: 38/31 (1.19x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8177 (1.00x) (-9)
Testing collisions (low 26-40 bits) - Worst is 40 bits: 47/31 (1.47x)
Testing distribution - Worst bias is the 20-bit window at bit 20 - 0.045%
Combination 0x0000001 Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8186 (1.00x)
Testing collisions (high 26-40 bits) - Worst is 39 bits: 68/63 (1.06x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8159 (1.00x) (-27)
Testing collisions (low 26-40 bits) - Worst is 40 bits: 36/31 (1.13x)
Testing distribution - Worst bias is the 20-bit window at bit 54 - 0.045%
Combination 0x800000000000000 Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8202 (1.00x) (16)
Testing collisions (high 26-40 bits) - Worst is 39 bits: 66/63 (1.03x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8172 (1.00x) (-14)
Testing collisions (low 26-40 bits) - Worst is 38 bits: 147/127 (1.15x)
Testing distribution - Worst bias is the 20-bit window at bit 21 - 0.048%
Combination 0x000000000000001 Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8207 (1.00x) (21)
Testing collisions (high 26-40 bits) - Worst is 40 bits: 39/31 (1.22x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8189 (1.00x) (3)
Testing collisions (low 26-40 bits) - Worst is 40 bits: 39/31 (1.22x)
Testing distribution - Worst bias is the 20-bit window at bit 61 - 0.031%
Combination 16-bytes [0-1] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8267 (1.01x) (81)
Testing collisions (high 26-40 bits) - Worst is 40 bits: 36/31 (1.13x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8059 (0.98x) (-127)
Testing collisions (low 26-40 bits) - Worst is 39 bits: 68/63 (1.06x)
Testing distribution - Worst bias is the 20-bit window at bit 44 - 0.041%
Combination 16-bytes [0-last] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8146 (1.00x) (-40)
Testing collisions (high 26-40 bits) - Worst is 39 bits: 70/63 (1.09x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8005 (0.98x)
Testing collisions (low 26-40 bits) - Worst is 40 bits: 33/31 (1.03x)
Testing distribution - Worst bias is the 20-bit window at bit 16 - 0.040%
Combination 32-bytes [0-1] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8263 (1.01x) (77)
Testing collisions (high 26-40 bits) - Worst is 40 bits: 37/31 (1.16x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8198 (1.00x) (12)
Testing collisions (low 26-40 bits) - Worst is 40 bits: 42/31 (1.31x)
Testing distribution - Worst bias is the 20-bit window at bit 3 - 0.038%
Combination 32-bytes [0-last] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8273 (1.01x) (87)
Testing collisions (high 26-40 bits) - Worst is 37 bits: 274/255 (1.07x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8122 (0.99x) (-64)
Testing collisions (low 26-40 bits) - Worst is 31 bits: 16449/16362 (1.01x)
Testing distribution - Worst bias is the 20-bit window at bit 18 - 0.042%
Combination 64-bytes [0-1] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8283 (1.01x) (97)
Testing collisions (high 26-40 bits) - Worst is 33 bits: 4190/4094 (1.02x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8137 (0.99x) (-49)
Testing collisions (low 26-40 bits) - Worst is 40 bits: 43/31 (1.34x)
Testing distribution - Worst bias is the 20-bit window at bit 28 - 0.043%
Combination 64-bytes [0-last] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8234 (1.01x) (48)
Testing collisions (high 26-40 bits) - Worst is 34 bits: 2066/2047 (1.01x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8234 (1.01x) (48)
Testing collisions (low 26-40 bits) - Worst is 40 bits: 49/31 (1.53x)
Testing distribution - Worst bias is the 20-bit window at bit 35 - 0.041%
Combination 128-bytes [0-1] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8355 (1.02x) (169)
Testing collisions (high 26-40 bits) - Worst is 40 bits: 38/31 (1.19x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8241 (1.01x) (55)
Testing collisions (low 26-40 bits) - Worst is 40 bits: 37/31 (1.16x)
Testing distribution - Worst bias is the 20-bit window at bit 36 - 0.032%
Combination 128-bytes [0-last] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8348 (1.02x) (162)
Testing collisions (high 26-40 bits) - Worst is 40 bits: 34/31 (1.06x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8081 (0.99x) (-105)
Testing collisions (low 26-40 bits) - Worst is 36 bits: 545/511 (1.06x)
Testing distribution - Worst bias is the 20-bit window at bit 26 - 0.025%
[[[ Keyset 'Window' Tests ]]]
Keyset 'Window' - 32-bit key, 25-bit window - 32 tests, 33554432 keys per test
Window at 0 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 1 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 2 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 3 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 4 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 5 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 6 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 7 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 8 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 9 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 10 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 11 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 12 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 13 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 14 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 15 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 16 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 17 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 18 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 19 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 20 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 21 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 22 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 23 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 24 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 25 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 26 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 27 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 28 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 29 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 30 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 31 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 32 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
[[[ Keyset 'Cyclic' Tests ]]]
Keyset 'Cyclic' - 8 cycles of 8 bytes - 1000000 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 116.4, actual 119 (1.02x) (3)
Testing collisions (high 23-34 bits) - Worst is 30 bits: 482/465 (1.04x)
Testing collisions (low 32-bit) - Expected 116.4, actual 131 (1.13x) (15)
Testing collisions (low 23-34 bits) - Worst is 33 bits: 70/58 (1.20x)
Testing distribution - Worst bias is the 17-bit window at bit 20 - 0.141%
Keyset 'Cyclic' - 8 cycles of 9 bytes - 1000000 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 116.4, actual 108 (0.93x)
Testing collisions (high 23-34 bits) - Worst is 34 bits: 32/29 (1.10x)
Testing collisions (low 32-bit) - Expected 116.4, actual 91 (0.78x)
Testing collisions (low 23-34 bits) - Worst is 25 bits: 14802/14754 (1.00x)
Testing distribution - Worst bias is the 17-bit window at bit 62 - 0.123%
Keyset 'Cyclic' - 8 cycles of 10 bytes - 1000000 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 116.4, actual 118 (1.01x) (2)
Testing collisions (high 23-34 bits) - Worst is 33 bits: 61/58 (1.05x)
Testing collisions (low 32-bit) - Expected 116.4, actual 125 (1.07x) (9)
Testing collisions (low 23-34 bits) - Worst is 32 bits: 125/116 (1.07x)
Testing distribution - Worst bias is the 17-bit window at bit 56 - 0.119%
Keyset 'Cyclic' - 8 cycles of 11 bytes - 1000000 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 116.4, actual 125 (1.07x) (9)
Testing collisions (high 23-34 bits) - Worst is 33 bits: 68/58 (1.17x)
Testing collisions (low 32-bit) - Expected 116.4, actual 116 (1.00x)
Testing collisions (low 23-34 bits) - Worst is 33 bits: 62/58 (1.07x)
Testing distribution - Worst bias is the 17-bit window at bit 3 - 0.116%
Keyset 'Cyclic' - 8 cycles of 12 bytes - 1000000 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 116.4, actual 107 (0.92x)
Testing collisions (high 23-34 bits) - Worst is 34 bits: 33/29 (1.13x)
Testing collisions (low 32-bit) - Expected 116.4, actual 134 (1.15x) (18)
Testing collisions (low 23-34 bits) - Worst is 33 bits: 71/58 (1.22x)
Testing distribution - Worst bias is the 17-bit window at bit 28 - 0.116%
Keyset 'Cyclic' - 8 cycles of 16 bytes - 1000000 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 116.4, actual 125 (1.07x) (9)
Testing collisions (high 23-34 bits) - Worst is 34 bits: 32/29 (1.10x)
Testing collisions (low 32-bit) - Expected 116.4, actual 116 (1.00x)
Testing collisions (low 23-34 bits) - Worst is 31 bits: 244/232 (1.05x)
Testing distribution - Worst bias is the 17-bit window at bit 41 - 0.137%
[[[ Keyset 'TwoBytes' Tests ]]]
Keyset 'TwoBytes' - up-to-4-byte keys, 652545 total keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 49.6, actual 43 (0.87x)
Testing collisions (high 23-33 bits) - Worst is 30 bits: 204/198 (1.03x)
Testing collisions (low 32-bit) - Expected 49.6, actual 56 (1.13x) (7)
Testing collisions (low 23-33 bits) - Worst is 32 bits: 56/49 (1.13x)
Testing distribution - Worst bias is the 16-bit window at bit 45 - 0.090%
Keyset 'TwoBytes' - up-to-8-byte keys, 5471025 total keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 3483.1, actual 3486 (1.00x) (3)
Testing collisions (high 26-39 bits) - Worst is 32 bits: 3486/3483 (1.00x)
Testing collisions (low 32-bit) - Expected 3483.1, actual 3349 (0.96x)
Testing collisions (low 26-39 bits) - Worst is 35 bits: 449/435 (1.03x)
Testing distribution - Worst bias is the 20-bit window at bit 29 - 0.077%
Keyset 'TwoBytes' - up-to-12-byte keys, 18616785 total keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 40289.5, actual 40069 (0.99x) (-220)
Testing collisions (high 27-42 bits) - Worst is 29 bits: 319808/319083 (1.00x)
Testing collisions (low 32-bit) - Expected 40289.5, actual 40151 (1.00x) (-138)
Testing collisions (low 27-42 bits) - Worst is 42 bits: 44/39 (1.12x)
Testing distribution - Worst bias is the 20-bit window at bit 12 - 0.013%
Keyset 'TwoBytes' - up-to-16-byte keys, 44251425 total keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 227182.3, actual 226285 (1.00x) (-897)
Testing collisions (high 29-45 bits) - Worst is 39 bits: 1835/1780 (1.03x)
Testing collisions (low 32-bit) - Expected 227182.3, actual 227052 (1.00x) (-130)
Testing collisions (low 29-45 bits) - Worst is 45 bits: 37/27 (1.33x)
Testing distribution - Worst bias is the 20-bit window at bit 60 - 0.011%
Keyset 'TwoBytes' - up-to-20-byte keys, 86536545 total keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 865959.1, actual 864216 (1.00x) (-1743)
Testing collisions (high 30-47 bits) - Worst is 38 bits: 13621/13620 (1.00x)
Testing collisions (low 32-bit) - Expected 865959.1, actual 864611 (1.00x) (-1348)
Testing collisions (low 30-47 bits) - Worst is 47 bits: 31/26 (1.17x)
Testing distribution - Worst bias is the 20-bit window at bit 60 - 0.005%
[[[ MomentChi2 Tests ]]]
Analyze hashes produced from a serie of linearly increasing numbers of 32-bit, using a step of 2 ...
Target values to approximate : 38918200.000000 - 273633.333333
4 threads starting... done
Popcount 1 stats : 38919659.033443 - 273667.391446
Popcount 0 stats : 38918616.968031 - 273636.076983
MomentChi2 for bits 1 : 3.8896
MomentChi2 for bits 0 : 0.317691
Derivative stats (transition from 2 consecutive values) :
Popcount 1 stats : 38919569.114175 - 273666.722483
Popcount 0 stats : 38918930.010071 - 273663.086699
MomentChi2 for deriv b1 : 3.42495
MomentChi2 for deriv b0 : 0.973722
Great
[[[ Keyset 'Text' Tests ]]]
Keyset 'Text' - keys of form "FooXXXXBar" - 14776336 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 25389.0, actual 25595 (1.01x) (206)
Testing collisions (high 27-42 bits) - Worst is 42 bits: 30/24 (1.21x)
Testing collisions (low 32-bit) - Expected 25389.0, actual 25439 (1.00x) (50)
Testing collisions (low 27-42 bits) - Worst is 41 bits: 56/49 (1.13x)
Testing distribution - Worst bias is the 20-bit window at bit 26 - 0.033%
Keyset 'Text' - keys of form "FooBarXXXX" - 14776336 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 25389.0, actual 25473 (1.00x) (84)
Testing collisions (high 27-42 bits) - Worst is 42 bits: 36/24 (1.45x)
Testing collisions (low 32-bit) - Expected 25389.0, actual 25574 (1.01x) (185)
Testing collisions (low 27-42 bits) - Worst is 32 bits: 25574/25389 (1.01x)
Testing distribution - Worst bias is the 20-bit window at bit 26 - 0.020%
Keyset 'Text' - keys of form "XXXXFooBar" - 14776336 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 25389.0, actual 25501 (1.00x) (112)
Testing collisions (high 27-42 bits) - Worst is 34 bits: 6460/6352 (1.02x)
Testing collisions (low 32-bit) - Expected 25389.0, actual 25190 (0.99x) (-199)
Testing collisions (low 27-42 bits) - Worst is 42 bits: 33/24 (1.33x)
Testing distribution - Worst bias is the 20-bit window at bit 40 - 0.020%
Keyset 'Words' - 4000000 random keys of len 6-16 from alnum charset
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 1862.1, actual 1835 (0.99x) (-27)
Testing collisions (high 25-38 bits) - Worst is 38 bits: 30/29 (1.03x)
Testing collisions (low 32-bit) - Expected 1862.1, actual 1827 (0.98x) (-35)
Testing collisions (low 25-38 bits) - Worst is 37 bits: 61/58 (1.05x)
Testing distribution - Worst bias is the 19-bit window at bit 62 - 0.046%
Keyset 'Words' - 4000000 random keys of len 6-16 from password charset
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 1862.1, actual 1879 (1.01x) (17)
Testing collisions (high 25-38 bits) - Worst is 37 bits: 66/58 (1.13x)
Testing collisions (low 32-bit) - Expected 1862.1, actual 1915 (1.03x) (53)
Testing collisions (low 25-38 bits) - Worst is 38 bits: 35/29 (1.20x)
Testing distribution - Worst bias is the 19-bit window at bit 2 - 0.067%
Keyset 'Words' - 104334 dict words
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 1.3, actual 2 (1.58x) (1)
Testing collisions (high 20-28 bits) - Worst is 20 bits: 5154/5022 (1.03x)
Testing collisions (low 32-bit) - Expected 1.3, actual 3 (2.37x) (2) !
Testing collisions (low 20-28 bits) - Worst is 28 bits: 27/20 (1.33x)
Testing distribution - Worst bias is the 14-bit window at bit 10 - 0.420%
[[[ Keyset 'Zeroes' Tests ]]]
Keyset 'Zeroes' - 204800 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 4.9, actual 8 (1.64x) (4)
Testing collisions (high 21-29 bits) - Worst is 22 bits: 4943/4919 (1.00x)
Testing collisions (low 32-bit) - Expected 4.9, actual 3 (0.61x)
Testing collisions (low 21-29 bits) - Worst is 27 bits: 181/156 (1.16x)
Testing distribution - Worst bias is the 15-bit window at bit 16 - 0.252%
[[[ Keyset 'Seed' Tests ]]]
Keyset 'Seed' - 5000000 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 2909.3, actual 2933 (1.01x) (24)
Testing collisions (high 26-39 bits) - Worst is 38 bits: 47/45 (1.03x)
Testing collisions (low 32-bit) - Expected 2909.3, actual 2854 (0.98x) (-55)
Testing collisions (low 26-39 bits) - Worst is 39 bits: 24/22 (1.06x)
Testing distribution - Worst bias is the 19-bit window at bit 59 - 0.035%
[[[ Keyset 'PerlinNoise' Tests ]]]
Testing 16777216 coordinates (L2) :
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 32725.4, actual 32926 (1.01x) (201)
Testing collisions (high 27-42 bits) - Worst is 38 bits: 547/511 (1.07x)
Testing collisions (low 32-bit) - Expected 32725.4, actual 32699 (1.00x) (-26)
Testing collisions (low 27-42 bits) - Worst is 34 bits: 8262/8189 (1.01x)
Testing AV variant, 128 count with 4 spacing, 4-12:
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 1116.2, actual 1160 (1.04x) (44)
Testing collisions (high 25-37 bits) - Worst is 37 bits: 37/34 (1.06x)
Testing collisions (low 32-bit) - Expected 1116.2, actual 1113 (1.00x) (-3)
Testing collisions (low 25-37 bits) - Worst is 30 bits: 4499/4461 (1.01x)
[[[ Diff 'Differential' Tests ]]]
Testing 8303632 up-to-5-bit differentials in 64-bit keys -> 64 bit hashes.
1000 reps, 8303632000 total tests, expecting 0.00 random collisions..........
0 total collisions, of which 0 single collisions were ignored
Testing 11017632 up-to-4-bit differentials in 128-bit keys -> 64 bit hashes.
1000 reps, 11017632000 total tests, expecting 0.00 random collisions..........
0 total collisions, of which 0 single collisions were ignored
Testing 2796416 up-to-3-bit differentials in 256-bit keys -> 64 bit hashes.
1000 reps, 2796416000 total tests, expecting 0.00 random collisions..........
0 total collisions, of which 0 single collisions were ignored
[[[ DiffDist 'Differential Distribution' Tests ]]]
Testing bit 0
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 492 (0.96x)
Testing collisions (high 24-36 bits) - Worst is 33 bits: 265/255 (1.04x)
Testing collisions (low 32-bit) - Expected 511.9, actual 497 (0.97x)
Testing collisions (low 24-36 bits) - Worst is 28 bits: 8214/8170 (1.01x)
Testing distribution - Worst bias is the 18-bit window at bit 18 - 0.071%
Testing bit 1
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 501 (0.98x)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 41/31 (1.28x)
Testing collisions (low 32-bit) - Expected 511.9, actual 493 (0.96x)
Testing collisions (low 24-36 bits) - Worst is 29 bits: 4135/4090 (1.01x)
Testing distribution - Worst bias is the 18-bit window at bit 31 - 0.107%
Testing bit 2
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 531 (1.04x) (20)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 71/63 (1.11x)
Testing collisions (low 32-bit) - Expected 511.9, actual 479 (0.94x)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 39/31 (1.22x)
Testing distribution - Worst bias is the 18-bit window at bit 27 - 0.060%
Testing bit 3
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 523 (1.02x) (12)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 77/63 (1.20x)
Testing collisions (low 32-bit) - Expected 511.9, actual 519 (1.01x) (8)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 39/31 (1.22x)
Testing distribution - Worst bias is the 18-bit window at bit 16 - 0.078%
Testing bit 4
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 505 (0.99x) (-6)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 66/63 (1.03x)
Testing collisions (low 32-bit) - Expected 511.9, actual 504 (0.98x) (-7)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 36/31 (1.13x)
Testing distribution - Worst bias is the 18-bit window at bit 17 - 0.086%
Testing bit 5
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 490 (0.96x)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 33/31 (1.03x)
Testing collisions (low 32-bit) - Expected 511.9, actual 524 (1.02x) (13)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 70/63 (1.09x)
Testing distribution - Worst bias is the 18-bit window at bit 6 - 0.079%
Testing bit 6
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 527 (1.03x) (16)
Testing collisions (high 24-36 bits) - Worst is 32 bits: 527/511 (1.03x)
Testing collisions (low 32-bit) - Expected 511.9, actual 488 (0.95x)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 38/31 (1.19x)
Testing distribution - Worst bias is the 16-bit window at bit 21 - 0.039%
Testing bit 7
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 523 (1.02x) (12)
Testing collisions (high 24-36 bits) - Worst is 33 bits: 263/255 (1.03x)
Testing collisions (low 32-bit) - Expected 511.9, actual 518 (1.01x) (7)
Testing collisions (low 24-36 bits) - Worst is 32 bits: 518/511 (1.01x)
Testing distribution - Worst bias is the 18-bit window at bit 21 - 0.097%
Testing bit 8
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 505 (0.99x) (-6)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 68/63 (1.06x)
Testing collisions (low 32-bit) - Expected 511.9, actual 533 (1.04x) (22)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 45/31 (1.41x)
Testing distribution - Worst bias is the 18-bit window at bit 18 - 0.074%
Testing bit 9
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 515 (1.01x) (4)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 70/63 (1.09x)
Testing collisions (low 32-bit) - Expected 511.9, actual 500 (0.98x)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 33/31 (1.03x)
Testing distribution - Worst bias is the 18-bit window at bit 2 - 0.083%
Testing bit 10
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 490 (0.96x)
Testing collisions (high 24-36 bits) - Worst is 28 bits: 8319/8170 (1.02x)
Testing collisions (low 32-bit) - Expected 511.9, actual 508 (0.99x) (-3)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 40/31 (1.25x)
Testing distribution - Worst bias is the 18-bit window at bit 9 - 0.061%
Testing bit 11
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 485 (0.95x)
Testing collisions (high 24-36 bits) - Worst is 27 bits: 16300/16298 (1.00x)
Testing collisions (low 32-bit) - Expected 511.9, actual 528 (1.03x) (17)
Testing collisions (low 24-36 bits) - Worst is 32 bits: 528/511 (1.03x)
Testing distribution - Worst bias is the 18-bit window at bit 21 - 0.110%
Testing bit 12
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 552 (1.08x) (41)
Testing collisions (high 24-36 bits) - Worst is 34 bits: 150/127 (1.17x)
Testing collisions (low 32-bit) - Expected 511.9, actual 533 (1.04x) (22)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 37/31 (1.16x)
Testing distribution - Worst bias is the 18-bit window at bit 21 - 0.069%
Testing bit 13
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 489 (0.96x)
Testing collisions (high 24-36 bits) - Worst is 27 bits: 16553/16298 (1.02x)
Testing collisions (low 32-bit) - Expected 511.9, actual 526 (1.03x) (15)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 43/31 (1.34x)
Testing distribution - Worst bias is the 18-bit window at bit 57 - 0.065%
Testing bit 14
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 507 (0.99x) (-4)
Testing collisions (high 24-36 bits) - Worst is 28 bits: 8299/8170 (1.02x)
Testing collisions (low 32-bit) - Expected 511.9, actual 471 (0.92x)
Testing collisions (low 24-36 bits) - Worst is 26 bits: 32598/32429 (1.01x)
Testing distribution - Worst bias is the 18-bit window at bit 38 - 0.085%
Testing bit 15
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 528 (1.03x) (17)
Testing collisions (high 24-36 bits) - Worst is 32 bits: 528/511 (1.03x)
Testing collisions (low 32-bit) - Expected 511.9, actual 467 (0.91x)
Testing collisions (low 24-36 bits) - Worst is 25 bits: 64389/64191 (1.00x)
Testing distribution - Worst bias is the 18-bit window at bit 54 - 0.080%
Testing bit 16
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 515 (1.01x) (4)
Testing collisions (high 24-36 bits) - Worst is 34 bits: 133/127 (1.04x)
Testing collisions (low 32-bit) - Expected 511.9, actual 502 (0.98x) (-9)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 39/31 (1.22x)
Testing distribution - Worst bias is the 18-bit window at bit 61 - 0.073%
Testing bit 17
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 503 (0.98x) (-8)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 38/31 (1.19x)
Testing collisions (low 32-bit) - Expected 511.9, actual 494 (0.97x)
Testing collisions (low 24-36 bits) - Worst is 27 bits: 16359/16298 (1.00x)
Testing distribution - Worst bias is the 18-bit window at bit 30 - 0.069%
Testing bit 18
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 497 (0.97x)
Testing collisions (high 24-36 bits) - Worst is 27 bits: 16559/16298 (1.02x)
Testing collisions (low 32-bit) - Expected 511.9, actual 533 (1.04x) (22)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 41/31 (1.28x)
Testing distribution - Worst bias is the 18-bit window at bit 14 - 0.071%
Testing bit 19
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 469 (0.92x)
Testing collisions (high 24-36 bits) - Worst is 27 bits: 16355/16298 (1.00x)
Testing collisions (low 32-bit) - Expected 511.9, actual 512 (1.00x) (1)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 146/127 (1.14x)
Testing distribution - Worst bias is the 18-bit window at bit 12 - 0.089%
Testing bit 20
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 509 (0.99x) (-2)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 66/63 (1.03x)
Testing collisions (low 32-bit) - Expected 511.9, actual 530 (1.04x) (19)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 41/31 (1.28x)
Testing distribution - Worst bias is the 18-bit window at bit 49 - 0.086%
Testing bit 21
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 527 (1.03x) (16)
Testing collisions (high 24-36 bits) - Worst is 32 bits: 527/511 (1.03x)
Testing collisions (low 32-bit) - Expected 511.9, actual 532 (1.04x) (21)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 37/31 (1.16x)
Testing distribution - Worst bias is the 18-bit window at bit 61 - 0.102%
Testing bit 22
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 482 (0.94x)
Testing collisions (high 24-36 bits) - Worst is 27 bits: 16342/16298 (1.00x)
Testing collisions (low 32-bit) - Expected 511.9, actual 489 (0.96x)
Testing collisions (low 24-36 bits) - Worst is 29 bits: 4122/4090 (1.01x)
Testing distribution - Worst bias is the 18-bit window at bit 51 - 0.089%
Testing bit 23
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 505 (0.99x) (-6)
Testing collisions (high 24-36 bits) - Worst is 34 bits: 140/127 (1.09x)
Testing collisions (low 32-bit) - Expected 511.9, actual 505 (0.99x) (-6)
Testing collisions (low 24-36 bits) - Worst is 31 bits: 1074/1023 (1.05x)
Testing distribution - Worst bias is the 18-bit window at bit 35 - 0.080%
Testing bit 24
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 497 (0.97x)
Testing collisions (high 24-36 bits) - Worst is 24 bits: 125902/125777 (1.00x)
Testing collisions (low 32-bit) - Expected 511.9, actual 492 (0.96x)
Testing collisions (low 24-36 bits) - Worst is 30 bits: 2094/2046 (1.02x)
Testing distribution - Worst bias is the 18-bit window at bit 36 - 0.099%
Testing bit 25
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 525 (1.03x) (14)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 38/31 (1.19x)
Testing collisions (low 32-bit) - Expected 511.9, actual 473 (0.92x)
Testing collisions (low 24-36 bits) - Worst is 27 bits: 16422/16298 (1.01x)
Testing distribution - Worst bias is the 18-bit window at bit 43 - 0.074%
Testing bit 26
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 531 (1.04x) (20)
Testing collisions (high 24-36 bits) - Worst is 34 bits: 152/127 (1.19x)
Testing collisions (low 32-bit) - Expected 511.9, actual 556 (1.09x) (45)
Testing collisions (low 24-36 bits) - Worst is 32 bits: 556/511 (1.09x)
Testing distribution - Worst bias is the 18-bit window at bit 42 - 0.085%
Testing bit 27
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 497 (0.97x)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 33/31 (1.03x)
Testing collisions (low 32-bit) - Expected 511.9, actual 509 (0.99x) (-2)
Testing collisions (low 24-36 bits) - Worst is 28 bits: 8295/8170 (1.02x)
Testing distribution - Worst bias is the 18-bit window at bit 45 - 0.090%
Testing bit 28
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 518 (1.01x) (7)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 75/63 (1.17x)
Testing collisions (low 32-bit) - Expected 511.9, actual 568 (1.11x) (57)
Testing collisions (low 24-36 bits) - Worst is 32 bits: 568/511 (1.11x)
Testing distribution - Worst bias is the 18-bit window at bit 58 - 0.061%
Testing bit 29
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 529 (1.03x) (18)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 79/63 (1.23x)
Testing collisions (low 32-bit) - Expected 511.9, actual 521 (1.02x) (10)
Testing collisions (low 24-36 bits) - Worst is 31 bits: 1062/1023 (1.04x)
Testing distribution - Worst bias is the 18-bit window at bit 7 - 0.109%
Testing bit 30
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 498 (0.97x)
Testing collisions (high 24-36 bits) - Worst is 31 bits: 1033/1023 (1.01x)
Testing collisions (low 32-bit) - Expected 511.9, actual 504 (0.98x) (-7)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 37/31 (1.16x)
Testing distribution - Worst bias is the 18-bit window at bit 5 - 0.063%
Testing bit 31
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 540 (1.05x) (29)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 36/31 (1.13x)
Testing collisions (low 32-bit) - Expected 511.9, actual 503 (0.98x) (-8)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 75/63 (1.17x)
Testing distribution - Worst bias is the 18-bit window at bit 55 - 0.110%
Testing bit 32
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 528 (1.03x) (17)
Testing collisions (high 24-36 bits) - Worst is 32 bits: 528/511 (1.03x)
Testing collisions (low 32-bit) - Expected 511.9, actual 498 (0.97x)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 67/63 (1.05x)
Testing distribution - Worst bias is the 18-bit window at bit 26 - 0.096%
Testing bit 33
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 518 (1.01x) (7)
Testing collisions (high 24-36 bits) - Worst is 33 bits: 260/255 (1.02x)
Testing collisions (low 32-bit) - Expected 511.9, actual 512 (1.00x) (1)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 78/63 (1.22x)
Testing distribution - Worst bias is the 18-bit window at bit 21 - 0.061%
Testing bit 34
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 538 (1.05x) (27)
Testing collisions (high 24-36 bits) - Worst is 32 bits: 538/511 (1.05x)
Testing collisions (low 32-bit) - Expected 511.9, actual 509 (0.99x) (-2)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 134/127 (1.05x)
Testing distribution - Worst bias is the 18-bit window at bit 16 - 0.087%
Testing bit 35
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 507 (0.99x) (-4)
Testing collisions (high 24-36 bits) - Worst is 25 bits: 64321/64191 (1.00x)
Testing collisions (low 32-bit) - Expected 511.9, actual 481 (0.94x)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 35/31 (1.09x)
Testing distribution - Worst bias is the 18-bit window at bit 60 - 0.069%
Testing bit 36
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 507 (0.99x) (-4)
Testing collisions (high 24-36 bits) - Worst is 31 bits: 1040/1023 (1.02x)
Testing collisions (low 32-bit) - Expected 511.9, actual 508 (0.99x) (-3)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 37/31 (1.16x)
Testing distribution - Worst bias is the 18-bit window at bit 8 - 0.048%
Testing bit 37
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 545 (1.06x) (34)
Testing collisions (high 24-36 bits) - Worst is 33 bits: 284/255 (1.11x)
Testing collisions (low 32-bit) - Expected 511.9, actual 501 (0.98x)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 66/63 (1.03x)
Testing distribution - Worst bias is the 18-bit window at bit 8 - 0.079%
Testing bit 38
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 506 (0.99x) (-5)
Testing collisions (high 24-36 bits) - Worst is 34 bits: 135/127 (1.05x)
Testing collisions (low 32-bit) - Expected 511.9, actual 496 (0.97x)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 35/31 (1.09x)
Testing distribution - Worst bias is the 18-bit window at bit 20 - 0.077%
Testing bit 39
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 463 (0.90x)
Testing collisions (high 24-36 bits) - Worst is 24 bits: 126238/125777 (1.00x)
Testing collisions (low 32-bit) - Expected 511.9, actual 502 (0.98x) (-9)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 36/31 (1.13x)
Testing distribution - Worst bias is the 18-bit window at bit 8 - 0.048%
Testing bit 40
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 498 (0.97x)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 35/31 (1.09x)
Testing collisions (low 32-bit) - Expected 511.9, actual 546 (1.07x) (35)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 75/63 (1.17x)
Testing distribution - Worst bias is the 18-bit window at bit 34 - 0.066%
Testing bit 41
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 501 (0.98x)
Testing collisions (high 24-36 bits) - Worst is 30 bits: 2076/2046 (1.01x)
Testing collisions (low 32-bit) - Expected 511.9, actual 474 (0.93x)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 38/31 (1.19x)
Testing distribution - Worst bias is the 18-bit window at bit 24 - 0.074%
Testing bit 42
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 504 (0.98x) (-7)
Testing collisions (high 24-36 bits) - Worst is 34 bits: 143/127 (1.12x)
Testing collisions (low 32-bit) - Expected 511.9, actual 523 (1.02x) (12)
Testing collisions (low 24-36 bits) - Worst is 32 bits: 523/511 (1.02x)
Testing distribution - Worst bias is the 18-bit window at bit 31 - 0.069%
Testing bit 43
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 536 (1.05x) (25)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 46/31 (1.44x)
Testing collisions (low 32-bit) - Expected 511.9, actual 517 (1.01x) (6)
Testing collisions (low 24-36 bits) - Worst is 31 bits: 1075/1023 (1.05x)
Testing distribution - Worst bias is the 18-bit window at bit 7 - 0.056%
Testing bit 44
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 503 (0.98x) (-8)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 79/63 (1.23x)
Testing collisions (low 32-bit) - Expected 511.9, actual 514 (1.00x) (3)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 81/63 (1.27x)
Testing distribution - Worst bias is the 18-bit window at bit 1 - 0.083%
Testing bit 45
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 525 (1.03x) (14)
Testing collisions (high 24-36 bits) - Worst is 32 bits: 525/511 (1.03x)
Testing collisions (low 32-bit) - Expected 511.9, actual 518 (1.01x) (7)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 41/31 (1.28x)
Testing distribution - Worst bias is the 18-bit window at bit 41 - 0.098%
Testing bit 46
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 532 (1.04x) (21)
Testing collisions (high 24-36 bits) - Worst is 34 bits: 146/127 (1.14x)
Testing collisions (low 32-bit) - Expected 511.9, actual 542 (1.06x) (31)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 34/31 (1.06x)
Testing distribution - Worst bias is the 18-bit window at bit 31 - 0.074%
Testing bit 47
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 494 (0.97x)
Testing collisions (high 24-36 bits) - Worst is 28 bits: 8241/8170 (1.01x)
Testing collisions (low 32-bit) - Expected 511.9, actual 503 (0.98x) (-8)
Testing collisions (low 24-36 bits) - Worst is 26 bits: 32551/32429 (1.00x)
Testing distribution - Worst bias is the 18-bit window at bit 16 - 0.083%
Testing bit 48
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 513 (1.00x) (2)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 37/31 (1.16x)
Testing collisions (low 32-bit) - Expected 511.9, actual 533 (1.04x) (22)